PCA
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(→PCA on Images) |
(→What works well) |
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that you retained 120 (or whatever other number of) components. | that you retained 120 (or whatever other number of) components. | ||
| - | == | + | == PCA on Images == |
For PCA to work, usually we want each of the features <math>\textstyle x_1, x_2, \ldots, x_n</math> | For PCA to work, usually we want each of the features <math>\textstyle x_1, x_2, \ldots, x_n</math> | ||
to have a similar range of values to the others (and to have a mean close to | to have a similar range of values to the others (and to have a mean close to | ||
